How to hard reset HUAWEI Nova 3. At first switch off the mobile by pressing the Power key for a few seconds. Now keep holding on Volume Up + Power button together for a couple of seconds. Let go of all buttons when Recovery Mode pops up. In this mode choose "wipe data/factory reset". Use Volume buttons to navigate and the Power key to accept it.
If your phone uses a fairly new software, simply unlock your HUAWEI Nova 3i and open the Settings menu. Select the Display option and search for a Blue Light Filter option. They can use one of many names - Night Mode , Night Light , Reading Mode and such.. 239 370 10 38 231 139 367 473